teamwolf33
teamwolf33 teamwolf33
  • 22-04-2020
  • Mathematics
contestada

HELP! solve the set of equations. SHOW ALL STEPS

HELP solve the set of equations SHOW ALL STEPS class=

Respuesta :

vswmkiroykiwnihpzw
vswmkiroykiwnihpzw vswmkiroykiwnihpzw
  • 22-04-2020

Answer:

Step-by-step explanation:

sub 3x+20 into x²+2x

3x+20=x²+2x

x²-x-20

=(x-5)(x+4)

x=5,-4

Plus x values into y=3x+20

When x=5

y=33

When x=-4

y=8

when x=5 y=33

and when x=-4 y=8

Hope it helps!!

Answer Link

Otras preguntas

Why did the skill of writing disappear from Mycenaean society
Which statements are true of functions?
Which of the following was the most significant contribution made by John Adams to the U.S. Constitution?
wich part of the sentence is a non restrictive clause
If a sports store sold 1,500 dozen golf balls last week, how many individual golf balls did the shop sell? A. 18,000 B. 12,500 C. 180 D. 125
Which will reduce the possible environmental damage associated with mining uranium
What clear, colorless chemical might be found in drinking water?
Which homeostatic process moves particles against a concentration gradient?
What techniques does Edwards use to create a strong sense of light and color? (site 1)
Evaluate 1 2 n − 5 when n = 18